Daisen, Japan offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Kavakkoy is known for its proximity to the Gallipoli Peninsula Historical National Park and the ancient city of Troy. The best time to travel to Daisen, Japan, is in late spring (May), when the average air temperature is around 18°C (64°F) and water temperature is approximately 16°C (61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!